[IMP] add function update po field copy=False

Author: Saran440

purchase_isolated_rfq/models/purchase_order.py

@@ -47,12 +47,18 @@ def _prepare_order_from_rfq(self):
             "quote_id": self.id,
             "partner_ref": self.partner_ref,
         }
+    
+    def _update_value_order_from_rfq(self, order):
+        return order
 
     def action_convert_to_order(self):
         self.ensure_one()
         if self.order_sequence:
             raise UserError(_("Only quotation can convert to order"))
         purchase_order = self.copy(self._prepare_order_from_rfq())
+        # Some fields is copy=False.
+        # This function will hook for add it in PO
+        purchase_order = self._update_value_order_from_rfq(purchase_order)
         purchase_order.button_confirm()
         # Reference from this RFQ to Purchase Order
         self.purchase_order_id = purchase_order.id